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What Molecules Make the Holes in Bread?
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In this activity, learners will discover why there are holes in bread.
Wind Works!
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Learners will build and experiment with their own windmills made from simple household materials.
Production of a Gas: Controlling a Chemical Reaction
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Learners mix vinegar and baking soda to produce a gas. With the addition of a bit of liquid soap, the gas becomes trapped in measurable bubbles.